Bill Grant

[Bill Grant @BillGrant787]

@Doughnut325 @CryptoYuXin 主要是区块链技术；说白了高搞加密货币的这东西在国内是灰产

[Bill Grant @BillGrant787]

@Tasha_zeko_ 看看

[Bill Grant @BillGrant787]

@baharkarakrt answer is 4

[Bill Grant @BillGrant787]

@cbozp 看看